<template>
  <div>
    <button @click="isShow = !isShow">显示/隐藏</button>
    <transition name="hello" appear>
        <h1 v-show="isShow">你好啊！</h1>
    </transition>
  </div>
</template>

<script>
export default {
    name: 'Test2',
    data(){
        return {
            isShow: true
        }
    }
}
</script>

<style scoped>
    h1{
        background-color: orange;
    }
    /* 进入的起点，离开的重点*/
    .hello-active-from, .hello-leave-to{
        transform: translateX(-100%);
    }
    .hello-enter-active, .hello-leave-active{
        transition: 0.5s linear;
    }
    /* 进入的终点，离开的起点*/
    .hello-active-to, .hello-leave-from{
        transform: translateX(0px);
    }

</style>